ProBody Pilates Ball Exercise Ball Yoga Ball, Multiple Sizes Stability Ball Chair, Gym Grade Birthing Ball for Pregnancy, Fitness, Balance, Workout at Home, Office and Physical Therapy (Blue, 55cm)

ProBody Pilates Ball Yoga Ball Chair, Exercise Ball Chair with Base or Stand for Home Office Desk Sitting or Workout, Balance & Stability Ball Seat, Large Gym Ball for Back (Black, 75 cm)

Cortex Medicine Ball 6kg Training Exercise Ball Slam Core Training Home Gym

Gaiam Classic Backless Balance Ball Chair – Exercise Stability Yoga Ball Premium Ergonomic Chair for Home and Office Desk with Air Pump, Exercise Guide and Satisfaction Guarantee, Purple

URBNFit Exercise Ball Base - Balance Ball Stand for Workouts or Use As an Office Chair at Your Desk - Create a Pregnancy Seat for Birthing Exercises, Yoga, Pilates, 4332652085, 4 Piece